Home / 219,255.02-302,572.23-118,653.02

Finding the Fourth Proportional to 219,255.02, 302,572.23 and 118,653.02

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Solution

The fourth proportional to 219,255.02, 302,572.23 and 118,653.02 is: 163,741.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,255.02 : 302,572.23 = 118,653.02 : x
  2. Step 2: Convert to fraction form
    219,255.02/302,572.23 = 118,653.02/x
  3. Step 3: Cross multiply
    219,255.02x = 302,572.23 × 118,653.02
  4. Step 4: Simplify right side
    219,255.02x = 35,901,108,857.63
  5. Step 5: Solve for x
    x = 35,901,108,857.63/219,255.02
  6. Step 6: Final answer
    x = 163,741.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.